Jurchen (in Chinese: Nüzhen (女真 in pinyin: nü3 zhen1)) refers to an ethnic group in Manchuria and northern Korea, and their language, writing system. The Jurchen later became the Manchus.
... had their own slang, with terms like "snugglepup" (a man who frequents "petting" parties) and "bamey-mugging" (sex). They went to jazz clubs at night where they danced ...